1139112101 has 2 divisors, whose sum is σ = 1139112102. Its totient is φ = 1139112100.

The previous prime is 1139112071. The next prime is 1139112113. The reversal of 1139112101 is 1012119311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 945624001 + 193488100 = 30751^2 + 13910^2 .

It is a cyclic number.

It is not a de Polignac number, because 1139112101 - 2¹⁴ = 1139095717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1139112131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569556050 + 569556051.

It is an arithmetic number, because the mean of its divisors is an integer number (569556051).

Almost surely, 2^1139112101 is an apocalyptic number.

It is an amenable number.

1139112101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1139112101 is an equidigital number, since it uses as much as digits as its factorization.

1139112101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 20.

The square root of 1139112101 is about 33750.7348216302. The cubic root of 1139112101 is about 1044.3726463517.

The spelling of 1139112101 in words is "one billion, one hundred thirty-nine million, one hundred twelve thousand, one hundred one".